Square D 60166 Circuit Breaker, 30A, 2-Pole

Protect critical industrial circuits with the Square D 60166 Circuit Breaker — a 30A, 2-Pole protective device designed for reliability in service panels, maintenance work, and replacement projects. Built to stand up to demanding industrial environments, this breaker helps keep motors, drives, and control circuits safeguarded from overloads and faults.

The 2-pole design ensures both hot legs are interrupted simultaneously, delivering balanced protection for 240V circuits and preventing backfeed that can compromise equipment and personnel. With a 30 amp rating, it is well-suited for mid-range motor loads, equipment feeders, and other demanding applications typical in industrial settings.

Compatibility and fit

Use the part number 60166 to confirm compatibility with your panel and device requirements. Verify fit by part number and application specifications to ensure proper operation. Need help matching a part number or confirming compatibility? Message us and we’ll assist you in finding the right fit for your exact panel model and electrical needs.

Key specifications

• Manufacturer: Square D
• Part Number: 60166
• Product Type: Circuit Breaker
• Amperage: 30 A
• Poles: 2 Poles

Typical applications and use cases

• Industrial service panels requiring reliable protection for 240V equipment and motors
• Maintenance replacements to restore dependable circuit protection with a known part number
• New installations where a 30A, 2-pole breaker is specified for balanced, dual-hot leg protection

Practical guidance for a smooth install

• Verify fit by cross-checking the part number (60166) against your panel’s compatibility list before purchase
• Plan for proper electrical clearances and adhere to local electrical codes during installation
• If you’re unsure about the panel compatibility, consult with a qualified electrician to confirm correct fit and safe operation